body {
    min-width: 1000px;
    background-color: #ffffff;
}

.row {
    border: 1px solid #dcdcdc;
    border-collapse: collapse;
}

.col-sm-3 {
    border-right: 1px solid #dcdcdc;
    margin-top: -1px;
}

.col-sm-9 {
    border-left: 1px solid #dcdcdc;
    margin-left: -1px;
}

iframe {
    border: 0;
    padding: 0;
    margin: 0;
    width: 100%;
}

.container .row + .row {
    margin-top: -1px;

}

.container {
    height: 100%;
}
.tab{
    background-color: #e5e5e5;

    padding: 20px ;
    margin: 30px auto;
    width: 80%;
}
.tab div{
    border:0;
    font-size: 20px;
    font-weight: 800;
}
.tab div.row+.row{
    margin-top: 20px;
}
.submitBtn{
    margin-left:48% ;
    margin-top: -25PX;
    margin-bottom: 30px;
    display: block;
}
.mask{
    position: absolute;
    height: 100%;
    width: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    background-color: #ffff00;
    filter:alpha(opacity=0);
    z-index: 300;
}